CN206111276U - Automobile silencer - Google Patents
Automobile silencer Download PDFInfo
- Publication number
- CN206111276U CN206111276U CN201621164057.6U CN201621164057U CN206111276U CN 206111276 U CN206111276 U CN 206111276U CN 201621164057 U CN201621164057 U CN 201621164057U CN 206111276 U CN206111276 U CN 206111276U
- Authority
- CN
- China
- Prior art keywords
- pipe
- flange
- connecting portion
- face
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses an automobile silencer, direct pipe in the middle of being located, the laminating is located the baffle of the symmetric distribution at direct pipe both ends, end cover with two symmetric distributions of the tip threaded connection of direct pipe, direct pipe and two baffles surround and form the lumen, every baffle and surround rather than an end cover that corresponds and form lateral cavity, first flange is established to the outer wall symmetry of direct pipe, the end cover is including connecting gradually integrative terminal surface portion, reducing portion and connecting portion, reducing portion reduces to terminal surface portion diameter from connecting portion gradually, the direct pipe of inner wall spiro union of connecting portion and the first flange of terminal surface butt of connecting portion, the both ends difference butt of baffle is at the terminal surface of direct pipe and the inner wall tip of reducing portion, equal spiro union circumference equipartition cut straightly the pipe on every baffle, cut straightly the pipe distribution of staggering on two baffles, the central spiro union breather pipe of terminal surface portion, the breather pipe stretches into and establishes the air vent on lateral cavity's the annular outer wall. The utility model discloses an automobile silencer simple structure, with low costs, noise cancelling effect good.
Description
Technical field
This utility model is related to technical field of automobile, more particularly, to a kind of automobile silencer.
Background technology
As the progress of science and technology, automobile in people's life have obtained increasingly being widely applied, people are selecting automobile
When, when the comfort level taken and driving, into topmost selection, automobile silencer effectively can be reduced good experience sense
Noise and the vibration sense produced by vehicle body that automobile engine is brought, therefore, a good silencing means are to give people filled band
The important auto parts machinery of experience sense of well driving.Existing automobile silencer is substantially and is made up of single noise-reducing structure, disappears
Audio fruit it is limited, and damage after can only integral replacing, it is relatively costly, need to improve.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of simple structure, low cost, disappeared
The good automobile silencer of audio fruit.
To reach above-mentioned purpose, the technical solution of the utility model is：A kind of automobile silencer, including positioned at centre
Straight pipe, laminating are located at two symmetrical point of the end thread connection of the symmetrical dividing plate and straight pipe at straight pipe two ends
The end cap of cloth, the straight pipe and two dividing plates surround to form lumen, and each dividing plate and a corresponding end cap surround shape
Into side chamber, the outer wall of the straight pipe is arranged with the first flange, and the end cap includes being sequentially connected integral end face portion, becomes
Footpath portion and connecting portion, the varying diameter portion are gradually reduced from connecting portion to end face portion diameter, and the inwall of the connecting portion is spirally connected straight-through
The end face of pipe and connecting portion abuts the first flange, and the two ends of the dividing plate are connected to the interior of the end face and varying diameter portion of straight pipe respectively
Wall end, is bolted with circumferential uniform straight cutting pipe on each dividing plate, the straight cutting pipe on two dividing plates is in staggered distribution, the end face
The center in portion is spirally connected breather, and the breather stretches into the annular outer wall of side chamber and is provided with passage.
The end face of the connecting portion is provided with the first rubber blanket, and connecting portion abuts the first flange by the first rubber blanket.
The through hole screwed in for straight cutting pipe is circumferentially with the dividing plate, the outer wall of the straight cutting pipe is provided with third lip, institute
State third lip and dividing plate is abutted by the 3rd rubber blanket.
The outer wall of the breather is provided with the second flange, and second flange is located at the outside of end face portion, and the second flange leads to
Cross the lateral wall that the second rubber blanket abuts end face portion.
The inwall of the straight pipe, end face portion and varying diameter portion is equipped with silencing cotton layer.
The beneficial effects of the utility model are：Air-flow enters the fashionable passage for first passing through side and enters side chamber, in passage
Place is consumed as vibration generation frictional damping makes a part of acoustic energy be changed into heat energy, and varying diameter portion now plays diffusion drain
With the effect for promoting air-flow to interfere, tentatively can be eliminated the noise；Two row's straight cutting pipes are staggeredly circumferentially disposed, strengthen the dry of air-flow
Effect is related to, the varying diameter portion in the side chamber of opposite side plays a part of convergence air-flow and accelerates its outer row, improves elimination efficiency；And zero
Part removes and installs more convenient, the low cost of replacing using threaded connection.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Side views of the Fig. 2 for Fig. 1；
Fig. 3 is the structural representation of dividing plate of the present utility model.
In figure：Straight pipe 1, the first flange 11, varying diameter portion 2, connecting portion 21, end face portion 22, the first rubber blanket 23, dividing plate 3,
Through hole 31, straight cutting pipe 4, third lip 41, the 3rd rubber blanket 42, breather 5, the second flange 51, passage 52, the second rubber blanket
53rd, silencing cotton layer 6, side chamber 7, lumen 8.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, the technical solution of the utility model is described in further detail.
As shown in FIG. 1 to 3, a kind of automobile silencer, is located at straight pipe 1 including positioned at middle straight pipe 1, laminating
The symmetrical dividing plate 3 at two ends, and straight pipe 1 end thread connection two symmetrical end caps, using metal
Material is made, and straight pipe 1 is inner hollow and both ends open, and dividing plate 3 is circular platy structure.
The straight pipe 1 and two dividing plates 3 are surrounded and form lumen 8, and each dividing plate 3 and a corresponding end cap are surrounded
Side chamber 7 is formed, used as inlet chamber, another is discharge chamber to wherein any one side chamber 7 in this utility model.
The outer wall of the straight pipe 1 is arranged with the first flange 11, and the first flange 11 is located near the end of straight pipe 1
The part that place, the wherein outer wall of straight pipe 1 are located between the first flange 11 and the end close with which is provided with external screw thread.
The end cap includes being sequentially connected integral end face portion 22, varying diameter portion 2 and connecting portion 21, the varying diameter portion 2 from
Connecting portion 21 is gradually reduced to 22 diameter of end face portion, and the inwall of the connecting portion 21 is spirally connected the end face of straight pipe 1 and connecting portion 21
The first flange 11 is abutted, the end face of the connecting portion 21 is provided with the first rubber blanket 23, and connecting portion 21 is supported by the first rubber blanket 23
Connect the first flange 11.Connecting portion 21 is circulus, and its inwall is provided with the interior spiral shell coordinated with the external screw thread of the outer wall of straight pipe 1
Stricture of vagina, the varying diameter portion 2 of one of end cap is wide diameter portion, plays a part of to spread drain and promotes air-flow to interfere, can carry out
It is preliminary to eliminate the noise；The varying diameter portion 2 of another end cap is reducing diameter part, plays a part of convergence air-flow and accelerates its outer row, improves noise reduction effect
Rate, the first rubber blanket 23 are fitted and connected the end face in portion 21 and are configured, and play a part of to prevent air-flow from leaking.
The two ends of the dividing plate 3 are connected to the inwall end of the end face of straight pipe 1 and varying diameter portion 2 respectively, and dividing plate 3 is wherein
One end really positioned at varying diameter portion 2 and the intersection of connecting portion 21, connecting portion 21 is caused when end cap is screwed in by the first rubber
Rubber cushion 23 abuts the first flange 11, while dividing plate 3 is compressed by end cap by the inwall of varying diameter portion 2.
Circumferential uniform straight cutting pipe 4 is bolted with each dividing plate 3, the straight cutting pipe 4 on two dividing plates 3 is in staggered distribution, institute
State and on dividing plate 3, be circumferentially with the through hole 31 screwed in for straight cutting pipe 4, the outer wall of the straight cutting pipe 4 is provided with third lip 41, described the
Three flanges 41 abut dividing plate 3 by the 3rd rubber blanket 42, and through hole 31 is provided with female thread, and the outer wall of straight cutting pipe 4 is provided with and through hole
The external screw thread that 31 female thread matches, after the screw-in of straight cutting pipe 4 till third lip 41 props up dividing plate 3, as shown in figure 3, its
In the projection of through hole 31 on a dividing plate 3 on another dividing plate 3 it is shown in dotted line, two groups of through holes 31 stagger design, can plus
The interference effect of air blast.
The center of the end face portion 22 is spirally connected breather 5, and the breather 5 stretches into the annular outer wall of side chamber 7 and is provided with logical
Pore 52, the outer wall of the breather 5 are provided with the second flange 51, and second flange 51 is located at the outside of end face portion 22, and second
Flange 51 abuts the lateral wall of end face portion 22 by the second rubber blanket 53, and breather 5 screws in end face portion 22 until the second flange 51
Till propping up end face portion 22, disappear as vibration generation frictional damping causes a part of acoustic energy to be changed into heat energy at passage 52
Consume.
The inwall of the straight pipe 1, end face portion 22 and varying diameter portion 2 is equipped with silencing cotton layer 6, improves erasure effect.
The foregoing is only this utility model preferably specific embodiment, but protection domain of the present utility model not office
It is limited to this, any those familiar with the art can be readily occurred in the technical scope that this utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.
Claims (5)
1. a kind of automobile silencer, it is characterised in that：Straight pipe (1) two is located at including positioned at middle straight pipe (1), laminating
The symmetrical dividing plate (3) at end, and straight pipe (1) end thread connection two symmetrical end caps, it is described straight-through
Pipe (1) and two dividing plates (3) are surrounded and form lumen (8), and each dividing plate (3) and a corresponding end cap surround to form side chamber
(7), the outer wall of the straight pipe (1) is arranged with the first flange (11), and the end cap includes being sequentially connected integral end face
Portion (22), varying diameter portion (2) and connecting portion (21), the varying diameter portion (2) gradually subtract from connecting portion (21) to end face portion (22) diameter
Little, the be spirally connected end face of straight pipe (1) and connecting portion (21) of the inwall of the connecting portion (21) abuts the first flange (11), it is described every
The two ends of plate (3) are connected to the inwall end of the end face of straight pipe (1) and varying diameter portion (2) respectively, and each dividing plate is spirally connected on (3)
There is circumferential uniform straight cutting pipe (4), the straight cutting pipe (4) on two dividing plates (3) is in staggered distribution, the center spiral shell of the end face portion (22)
Trachea (5) is connected, the annular outer wall that the breather (5) stretches into side chamber (7) is provided with passage (52).
2. as claimed in claim 1 a kind of automobile silencer, it is characterised in that：The end face of the connecting portion (21) is provided with first
Rubber blanket (23), connecting portion (21) abut the first flange (11) by the first rubber blanket (23).
3. as claimed in claim 1 a kind of automobile silencer, it is characterised in that：It is circumferentially with the dividing plate (3) and supplies straight cutting
The through hole (31) that pipe (4) is screwed in, the outer wall of the straight cutting pipe (4) are provided with third lip (41), and the third lip (41) passes through
3rd rubber blanket (42) abuts dividing plate (3).
4. as claimed in claim 1 a kind of automobile silencer, it is characterised in that：The outer wall of the breather (5) is provided with second
Flange (51), positioned at the outside of end face portion (22), the second flange (51) is by the second rubber blanket (53) for second flange (51)
Abut the lateral wall of end face portion (22).
5. a kind of automobile silencer as described in any one of Claims 1 to 4, it is characterised in that：The straight pipe (1), end face
The inwall of portion (22) and varying diameter portion (2) is equipped with silencing cotton layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621164057.6U CN206111276U (en) | 2016-11-01 | 2016-11-01 | Automobile silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621164057.6U CN206111276U (en) | 2016-11-01 | 2016-11-01 | Automobile silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111276U true CN206111276U (en) | 2017-04-19 |
Family
ID=58528169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621164057.6U Expired - Fee Related CN206111276U (en) | 2016-11-01 | 2016-11-01 | Automobile silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111276U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942092A (en) * | 2018-05-24 | 2018-12-07 | 东莞荣兴五金制品有限公司 | A kind of manufacturing method and muffler of muffler |
| CN110735688A (en) * | 2019-11-13 | 2020-01-31 | 廖林波 | Silencer of exhaust system for automobile |
-
2016
- 2016-11-01 CN CN201621164057.6U patent/CN206111276U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942092A (en) * | 2018-05-24 | 2018-12-07 | 东莞荣兴五金制品有限公司 | A kind of manufacturing method and muffler of muffler |
| CN110735688A (en) * | 2019-11-13 | 2020-01-31 | 廖林波 | Silencer of exhaust system for automobile |
| CN110735688B (en) * | 2019-11-13 | 2021-09-07 | 宁波宏诺汽车零部件科技有限公司 | Silencer of exhaust system for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20171101 |